Ethyl 5H-pyrimido[4,5-b][1,4]thiazine-6-carboxylate CAS 69785-97-3

Purity 97%+In StockPharmaceutical Standards
CAS No.69785-97-3
Molecular FormulaC9H9N3O2S
Molecular Weight223.25 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Ethyl 5H-pyrimido[4,5-b][1,4]thiazine-6-carboxylate CAS 69785-97-3 chemical structure

Description

Ethyl 5H-pyrimido[4,5-b][1,4]thiazine-6-carboxylate (CAS 69785-97-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C9H9N3O2S. Molecular weight: 223.25 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC9H9N3O2S
Molecular Weight223.25 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1976
Nitrogen Atoms3
Sulfur Atoms1

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